51236745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2477}}^1$

素因数の和:2689

約数の個数: 32

約数和(自身を含む): 94203648

約数和(自身を除く): 42966903

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 197, 591, 985, 1379, 2477, 2955, 4137, 6895, 7431, 12385, 17339, 20685, 37155, 52017, 86695, 260085, 487969, 1463907, 2439845, 3415783, 7319535, 10247349, 17078915, 51236745]

約数ペア:

[(1, 51236745), (3, 17078915), (5, 10247349), (7, 7319535), (15, 3415783), (21, 2439845), (35, 1463907), (105, 487969), (197, 260085), (591, 86695), (985, 52017), (1379, 37155), (2477, 20685), (2955, 17339), (4137, 12385), (6895, 7431)]